Only use one cinder block and bring it to the end of 'Embedded'.

Kill at least one enemy while inside The Reading Place, Aural Chic and both Subway undergrounds.

Neutralize the 'Fog of War' machine gun with a frag grenade.

Complete the single player Campaign on any difficulty.

Kill all enemies at the Church, Clocktower, and Pool without anyone calling for backup.

Get at least one kill with eight different weapons when completing 'Old Comrades'.

Spit on Barkov.

Kill 3 Enemies while you are on a ladder.

Shoot the driver of the suicide truck.

Blow up 3 tripwires with explosives.

Pay 100 total respect points in King of the Hill

Perform 25 BRUTALITIES

[Tactics] Completed all of one character.